buffer_putxlong(3diet) on Linux

The text 6f6d23b0be3c, as Debian 6.0 (Squeeze), Debian 5.0 (Lenny), Debian 4.0 (Etch), Debian 3.1 (Sarge) shipped it. The page shows this text now.

write a hexidecimal ASCII representation of an unsigned long integer to buffer